Dental handpiece



FIG. 1 is a front elevation of a dental handpiece;

FIG. 2 is a rear elevation thereof;

FIG. 3 is an enlarged right side elevation thereof;

FIG. 4 is an enlarged left side elevation thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is an enlarged fragmentary bottom view thereof, taken along line 7-7 in FIG. 6; and,

FIG. 8 is a perspective view thereof.

Portions of the dental handpiece shown in broken lines form no part of the claimed design. 

The ornamental design for a dental handpiece, as shown and described. 